{"id":96776,"date":"2024-10-20T12:16:21","date_gmt":"2024-10-20T04:16:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96776\/"},"modified":"2024-10-20T12:16:21","modified_gmt":"2024-10-20T04:16:21","slug":"postgresql-23502-not_null_violation-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9-%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/96776\/","title":{"rendered":"PostgreSQL 23502: not_null_violation \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"postgresql-23502-not_null_violation-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9-%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86-EjKECGBUFI\">PostgreSQL 23502: not_null_violation \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406<\/h1>\n<p>\u5728\u4f7f\u7528 PostgreSQL \u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662f\u932f\u8aa4\u4ee3\u78bc 23502\uff0c\u901a\u5e38\u88ab\u7a31\u70ba <strong>not_null_violation<\/strong>\u3002\u9019\u500b\u932f\u8aa4\u8868\u793a\u5728\u63d2\u5165\u6216\u66f4\u65b0\u6578\u64da\u6642\uff0c\u67d0\u500b\u4e0d\u5141\u8a31\u70ba\u7a7a\u7684\u6b04\u4f4d\u88ab\u8ce6\u4e88\u4e86\u7a7a\u503c\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u6210\u56e0\u3001\u4fee\u5fa9\u65b9\u6cd5\u4ee5\u53ca\u5982\u4f55\u9032\u884c\u9060\u7a0b\u8655\u7406\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e7%9a%84%e6%88%90%e5%9b%a0-EjKECGBUFI\">\u932f\u8aa4\u7684\u6210\u56e0<\/h2>\n<p>PostgreSQL \u4e2d\u7684 <code>not null<\/code> \u7d04\u675f\u7528\u65bc\u78ba\u4fdd\u67d0\u500b\u6b04\u4f4d\u5728\u6578\u64da\u8868\u4e2d\u5fc5\u9808\u6709\u503c\u3002\u7576\u4f60\u5617\u8a66\u63d2\u5165\u6216\u66f4\u65b0\u4e00\u689d\u8a18\u9304\uff0c\u800c\u8a72\u8a18\u9304\u7684\u67d0\u500b\u4e0d\u5141\u8a31\u70ba\u7a7a\u7684\u6b04\u4f4d\u537b\u88ab\u8ce6\u4e88\u4e86\u7a7a\u503c\u6642\uff0c\u5c31\u6703\u89f8\u767c 23502 \u932f\u8aa4\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li><strong>\u63d2\u5165\u64cd\u4f5c\uff1a<\/strong>\u7576\u4f60\u5617\u8a66\u63d2\u5165\u4e00\u689d\u65b0\u8a18\u9304\uff0c\u4f46\u672a\u63d0\u4f9b\u67d0\u500b\u4e0d\u5141\u8a31\u70ba\u7a7a\u7684\u6b04\u4f4d\u7684\u503c\u3002<\/li>\n<li><strong>\u66f4\u65b0\u64cd\u4f5c\uff1a<\/strong>\u7576\u4f60\u5617\u8a66\u66f4\u65b0\u4e00\u689d\u8a18\u9304\uff0c\u4e26\u5c07\u67d0\u500b\u4e0d\u5141\u8a31\u70ba\u7a7a\u7684\u6b04\u4f4d\u8a2d\u7f6e\u70ba\u7a7a\u503c\u3002<\/li>\n<li><strong>\u6578\u64da\u9077\u79fb\uff1a<\/strong>\u5728\u6578\u64da\u9077\u79fb\u904e\u7a0b\u4e2d\uff0c\u53ef\u80fd\u6703\u56e0\u70ba\u6578\u64da\u683c\u5f0f\u4e0d\u6b63\u78ba\u800c\u5c0e\u81f4\u67d0\u4e9b\u6b04\u4f4d\u7684\u503c\u70ba\u7a7a\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9-not_null_violation-%e9%8c%af%e8%aa%a4-EjKECGBUFI\">\u5982\u4f55\u4fee\u5fa9 not_null_violation \u932f\u8aa4<\/h2>\n<p>\u4fee\u5fa9\u6b64\u932f\u8aa4\u7684\u7b2c\u4e00\u6b65\u662f\u78ba\u5b9a\u662f\u54ea\u500b\u6b04\u4f4d\u9055\u53cd\u4e86 <code>not null<\/code> \u7d04\u675f\u3002\u4f60\u53ef\u4ee5\u901a\u904e\u67e5\u770b\u932f\u8aa4\u4fe1\u606f\u4f86\u7372\u53d6\u9019\u4e9b\u4fe1\u606f\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4fee\u5fa9\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e6%8f%92%e5%85%a5%e6%88%96%e6%9b%b4%e6%96%b0%e8%aa%9e%e5%8f%a5-EjKECGBUFI\">1. \u6aa2\u67e5\u6578\u64da\u63d2\u5165\u6216\u66f4\u65b0\u8a9e\u53e5<\/h3>\n<pre><code>INSERT INTO your_table (column1, column2) VALUES (value1, NULL);\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c<code>column2<\/code> \u662f\u4e00\u500b\u4e0d\u5141\u8a31\u70ba\u7a7a\u7684\u6b04\u4f4d\uff0c\u4f46\u537b\u88ab\u8ce6\u4e88\u4e86 <code>NULL<\/code> \u503c\u3002\u4f60\u9700\u8981\u78ba\u4fdd\u5728\u63d2\u5165\u6642\u63d0\u4f9b\u6709\u6548\u7684\u503c\u3002<\/p>\n<h3 id=\"2-%e4%bf%ae%e6%94%b9%e6%95%b8%e6%93%9a%e8%a1%a8%e7%b5%90%e6%a7%8b-EjKECGBUFI\">2. \u4fee\u6539\u6578\u64da\u8868\u7d50\u69cb<\/h3>\n<p>\u5982\u679c\u67d0\u500b\u6b04\u4f4d\u4e0d\u61c9\u8a72\u662f <code>not null<\/code>\uff0c\u4f60\u53ef\u4ee5\u8003\u616e\u4fee\u6539\u6578\u64da\u8868\u7d50\u69cb\uff0c\u5c07\u5176\u8a2d\u7f6e\u70ba\u53ef\u70ba\u7a7a\uff1a<\/p>\n<pre><code>ALTER TABLE your_table ALTER COLUMN column2 DROP NOT NULL;\n<\/code><\/pre>\n<h3 id=\"3-%e6%95%b8%e6%93%9a%e6%b8%85%e7%90%86-EjKECGBUFI\">3. \u6578\u64da\u6e05\u7406<\/h3>\n<p>\u5728\u6578\u64da\u9077\u79fb\u6216\u5c0e\u5165\u904e\u7a0b\u4e2d\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u6b63\u78ba\u6027\u3002\u5982\u679c\u767c\u73fe\u6709\u4e0d\u7b26\u5408\u7d04\u675f\u7684\u6578\u64da\uff0c\u61c9\u9032\u884c\u6e05\u7406\u6216\u4fee\u6b63\u3002<\/p>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86-postgresql-%e9%8c%af%e8%aa%a4-EjKECGBUFI\">\u9060\u7a0b\u8655\u7406 PostgreSQL \u932f\u8aa4<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u958b\u767c\u8005\u53ef\u80fd\u7121\u6cd5\u76f4\u63a5\u8a2a\u554f\u6578\u64da\u5eab\u4f3a\u670d\u5668\uff0c\u9019\u6642\u5019\u9060\u7a0b\u8655\u7406\u5c31\u986f\u5f97\u5c24\u70ba\u91cd\u8981\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u9060\u7a0b\u8655\u7406\u7684\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528 SSH \u9023\u63a5\uff1a<\/strong>\u5982\u679c\u4f60\u6709\u6b0a\u9650\uff0c\u53ef\u4ee5\u901a\u904e SSH \u9023\u63a5\u5230\u4f3a\u670d\u5668\uff0c\u7136\u5f8c\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u4f7f\u7528\u9060\u7a0b\u7ba1\u7406\u5de5\u5177\uff1a<\/strong>\u8a31\u591a\u6578\u64da\u5eab\u7ba1\u7406\u5de5\u5177\uff08\u5982 pgAdmin\uff09\u652f\u6301\u9060\u7a0b\u9023\u63a5\uff0c\u53ef\u4ee5\u5e6b\u52a9\u4f60\u66f4\u65b9\u4fbf\u5730\u7ba1\u7406\u6578\u64da\u5eab\u3002<\/li>\n<li><strong>\u65e5\u8a8c\u6a94\u6848\u5206\u6790\uff1a<\/strong>\u6aa2\u67e5 PostgreSQL \u7684\u65e5\u8a8c\u6a94\u6848\uff0c\u4e86\u89e3\u932f\u8aa4\u7684\u5177\u9ad4\u60c5\u6cc1\uff0c\u9019\u5c0d\u65bc\u6545\u969c\u6392\u9664\u975e\u5e38\u6709\u5e6b\u52a9\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-EjKECGBUFI\">\u7e3d\u7d50<\/h2>\n<p>PostgreSQL \u7684 23502 \u932f\u8aa4\u901a\u5e38\u662f\u7531\u65bc\u4e0d\u5141\u8a31\u70ba\u7a7a\u7684\u6b04\u4f4d\u88ab\u8ce6\u4e88\u4e86\u7a7a\u503c\u6240\u5f15\u8d77\u7684\u3002\u901a\u904e\u6aa2\u67e5\u6578\u64da\u63d2\u5165\u6216\u66f4\u65b0\u8a9e\u53e5\u3001\u4fee\u6539\u6578\u64da\u8868\u7d50\u69cb\u4ee5\u53ca\u9032\u884c\u6578\u64da\u6e05\u7406\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u4fee\u5fa9\u6b64\u932f\u8aa4\u3002\u5728\u7121\u6cd5\u76f4\u63a5\u8a2a\u554f\u6578\u64da\u5eab\u7684\u60c5\u6cc1\u4e0b\uff0c\u4f7f\u7528 SSH \u9023\u63a5\u3001\u9060\u7a0b\u7ba1\u7406\u5de5\u5177\u548c\u65e5\u8a8c\u6a94\u6848\u5206\u6790\u7b49\u65b9\u6cd5\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u9032\u884c\u6545\u969c\u6392\u9664\u3002<\/p>\n<p>\u5982\u679c\u60a8\u9700\u8981\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c\u6578\u64da\u5eab\u7ba1\u7406\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u6e90\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a PostgreSQL 23502: not_null_violation \u932f\u8aa4\u7684\u6545\u969c\u4fee\u5fa9\u6307\u5357\uff0c\u63d0\u4f9b\u9060\u7a0b\u8655\u7406\u6280\u5de7\uff0c\u78ba\u4fdd\u6578\u64da\u5b8c\u6574\u6027\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-96776","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96776","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=96776"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96776\/revisions"}],"predecessor-version":[{"id":96777,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96776\/revisions\/96777"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96776"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96776"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96776"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}